Contrails form due to the heating of air by aircraft engine exhaust
a. True
b. False
ANSWER: False
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An industry in which the inputs weigh more than the final products is a
A) bulk-gaining industry. B) bulk-reducing industry. C) perishable industry. D) situation-neutral industry. E) None of the above
This image shows the hypothetical planet in the investigation for the ocean interactions chapter. The ocean that completely surrounds Polar Continent in the Northern Hemisphere is likely to contain:
A) very warm water.
B) no icebergs.
C) water that is more saline in some areas than others.
D) All of these choices are correct.
A general term referring to all biostratigraphic units such as range zones and concurrent rangezones:a
cast d. formation b. mold e. system c. biozone
The ____ marks the location where the westerlies and polar easterlies meet
a. U.S.-Canadian border b. polar front c. middle latitude convergence zone d. Icelandic front